package com.example.mybatis_book.interceptor;

import com.example.mybatis_book.constant.Constant;
import com.example.mybatis_book.model.UserInfo;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;
import lombok.extern.slf4j.Slf4j;
import org.springframework.stereotype.Component;
import org.springframework.web.servlet.HandlerInterceptor;


@Slf4j
@Component
public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        log.info("preHandle============");

        HttpSession session = request.getSession();

        UserInfo userInfo = (UserInfo) session.getAttribute(Constant.USER_SESSION_KEY);
        if (userInfo == null || userInfo.getId() <= 0) {
            response.setStatus(401);
            return false;
        }
        return true;
    }

}
